ozone: gbm: Fail earlier if device can't be opened

ui/ozone/platform/dri/dri_wrapper.cc

Index: ui/ozone/platform/dri/dri_wrapper.cc
diff --git a/ui/ozone/platform/dri/dri_wrapper.cc b/ui/ozone/platform/dri/dri_wrapper.cc
index 0d395c87c3922685a68e7ff65427909e3c076e3f..9a9867ad66efe813561c64eb473d66afb70f1ef8 100644
--- a/ui/ozone/platform/dri/dri_wrapper.cc
+++ b/ui/ozone/platform/dri/dri_wrapper.cc
@@ -61,8 +61,8 @@ void DrmDestroyDumbBuffer(int fd, uint32_t handle) {
 
 }  // namespace
 
-DriWrapper::DriWrapper(const char* device_path) {
-  fd_ = open(device_path, O_RDWR | O_CLOEXEC);
+DriWrapper::DriWrapper(const char* device_path)
+    : fd_(-1), device_path_(device_path) {
 }
 
 DriWrapper::~DriWrapper() {
@@ -70,6 +70,12 @@ DriWrapper::~DriWrapper() {
     close(fd_);
 }
 
+void DriWrapper::Initialize() {
+  fd_ = open(device_path_, O_RDWR | O_CLOEXEC);
+  if (fd_ < 0)
+    PLOG(FATAL) << "open: " << device_path_;
+}
+
 ScopedDrmCrtcPtr DriWrapper::GetCrtc(uint32_t crtc_id) {
   DCHECK(fd_ >= 0);
   return ScopedDrmCrtcPtr(drmModeGetCrtc(fd_, crtc_id));